If the slow heart rate is caused by physiological reasons, there is no need to treat, but if it is caused by pathological reasons, we can first deal with the primary disease, and if necessary, we can use drugs such as atropine to treat it. 1. Physiological reasons: the elderly or some athletes, the basal heart rate is slower than the general population. In this case, in fact, does not affect the overall blood circulation, the blood supply of the whole organ is also normal, there is no obvious chest tightness, palpitations, dizziness, or even blackout, fainting, and can maintain a normal life, in this case, there is no need to intervene too much. 2. Pathological causes: there are some people who may have problems with the conduction of the heart due to various reasons, such as cardiac lesions, or the heart rate may slow down due to colds, poisoning, or increased intracranial pressure, etc. The first thing you need to do is to deal with the primary disease that causes the heart rate to slow down. If necessary, it can be treated with medications such as atropine and isoprenaline under the supervision of a doctor. In severe cases, a pacemaker may need to be implanted. Prompt medical attention is recommended if symptoms are severe and continue unabated.